Fix SET VDIR in :config
Revert "Fix SET VDIR in :config"

This reverts commit 3c1ef4bb1825658d7c50f9cb0521f32582ea650c.
[COOK-3232] Ensure VDIR identifier trailing slash

Ensure VDIR identifier during :config when invoking APPCMD SET VDIR
"{vdir-id}"
Merge branch 'COOK-3232'